Home / 130,946.04-180,773.86-101,809.80

Finding the Fourth Proportional to 130,946.04, 180,773.86 and 101,809.80

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Solution

The fourth proportional to 130,946.04, 180,773.86 and 101,809.80 is: 140,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,946.04 : 180,773.86 = 101,809.80 : x
  2. Step 2: Convert to fraction form
    130,946.04/180,773.86 = 101,809.80/x
  3. Step 3: Cross multiply
    130,946.04x = 180,773.86 × 101,809.80
  4. Step 4: Simplify right side
    130,946.04x = 18,404,550,531.83
  5. Step 5: Solve for x
    x = 18,404,550,531.83/130,946.04
  6. Step 6: Final answer
    x = 140,550.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.